HK1259352A1 - Multi-channel amplifier with continuous class-d modulator and embedded pld and resonant frequency detector - Google Patents

Multi-channel amplifier with continuous class-d modulator and embedded pld and resonant frequency detector

Info

Publication number
HK1259352A1
HK1259352A1 HK19101718.8A HK19101718A HK1259352A1 HK 1259352 A1 HK1259352 A1 HK 1259352A1 HK 19101718 A HK19101718 A HK 19101718A HK 1259352 A1 HK1259352 A1 HK 1259352A1
Authority
HK
Hong Kong
Prior art keywords
modulator
resonant frequency
frequency detector
channel amplifier
continuous class
Prior art date
Application number
HK19101718.8A
Other languages
Chinese (zh)
Inventor
Erich H Vogel
Joel A Butler
Luca Revelli
Original Assignee
杜比实验室特许公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/US2017/015476 external-priority patent/WO2017132594A2/en
Application filed by 杜比实验室特许公司 filed Critical 杜比实验室特许公司
Publication of HK1259352A1 publication Critical patent/HK1259352A1/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/007—Control dependent on the supply voltage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H02M1/325—Means for protecting converters other than automatic disconnection with means for allowing continuous operation despite a fault, i.e. fault tolerant converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H02M1/327—Means for protecting converters other than automatic disconnection against abnormal temperatures
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
HK19101718.8A 2016-01-29 2019-01-31 Multi-channel amplifier with continuous class-d modulator and embedded pld and resonant frequency detector HK1259352A1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201662289037P 2016-01-29 2016-01-29
EP16153471 2016-01-29
US201662429682P 2016-12-02 2016-12-02
US201662429662P 2016-12-02 2016-12-02
US201762450543P 2017-01-25 2017-01-25
PCT/US2017/015476 WO2017132594A2 (en) 2016-01-29 2017-01-27 Multi-channel amplifier with continuous class-d modulator and embedded pld and resonant frequency detector

Publications (1)

Publication Number Publication Date
HK1259352A1 true HK1259352A1 (en) 2019-11-29

Family

ID=71669399

Family Applications (2)

Application Number Title Priority Date Filing Date
HK19101718.8A HK1259352A1 (en) 2016-01-29 2019-01-31 Multi-channel amplifier with continuous class-d modulator and embedded pld and resonant frequency detector
HK19101771.2A HK1259402A1 (en) 2016-01-29 2019-01-31 Multi-channel cinema amplifier with power-sharing, messaging and multi-phase power supply

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK19101771.2A HK1259402A1 (en) 2016-01-29 2019-01-31 Multi-channel cinema amplifier with power-sharing, messaging and multi-phase power supply

Country Status (1)

Country Link
HK (2) HK1259352A1 (en)

Also Published As

Publication number Publication date
HK1259402A1 (en) 2019-11-29

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